Centrifugal roof fan
DRD V 75/6 Ex
Manufacturer: MAICO
Centrifugal roof fan, vertical air outlet, nominal power 2.2 kW, three-phase AC, for use in potentially... more information
Application examples: Industrial building, Commercial hall
Product data sheet
Characteristic curve
Dimensioned drawing
DRD V 75/6 Ex - Dimensioned drawing [mm]
Technical data
DRD V 75/6 Ex - Technical data
Accessories
DRD V 75/6 Ex - Accessories
Specific accessories
| Product type | Name | Art. No. | Price*(EUR) | Action |
|---|---|---|---|---|
| Machine protection relay thermistor | TMS | 0157.0992 | on request | |
| Differential pressure switch | DDEx 500 | 0157.0302 | on request |
General accessories
| Product type | Name | Art. No. | Price*(EUR) | Action |
|---|---|---|---|---|
| Channel shutter | VKRI HV 63-75-80-90 | 0073.0063 | on request | |
| Protective grille | SGRI 90 | 0073.0047 | on request | |
| Socket sound absorber | SDI 63-75-80 | 0073.0035 | on request | |
| Socket sound absorber | SDVI 63-75 | 0073.0039 | on request | |
| Roof socket insulated, for flat roofs | SOFI 63-75-80 | 0073.0051 | on request | |
| Installation frame | MRI 63-75-80 | 0073.0043 | on request |
Product description
Productdescription
DRD V 75/6 Ex
short description
Centrifugal roof fan, vertical air outlet, nominal power 2.2 kW, three-phase AC, for use in potentially explosive atmospheres, medium: gasProduct description
Features
- Centrifugal roof fan for applications in areas subject to explosion hazards.
- Explosion protection and approvals in accordance with ATEX.
- Qualified for all gases and vapours of Ex group IIA and IIB and also for hydrogen.
- Ex II 2 G Ex db IIB+H2 T4 Gb X / Ex II 2 G Ex h IIB+H2 T4 Gb X.
- For usage temperatures of -20°C ≤ Ta ≤ +40°C.
- MAICO Ex fans fulfil the safety requirements of European Directive 2014/34/EU for units and protective systems in potentially explosive atmospheres.
- For zone 1 and zone 2
- Types of ignition protection: “d” – pressure-proof housing and “c” – constructional safety.
- Vertical air outlet.
- Low noise level.
- Housing made of galvanised sheet steel.
- Plastic weather protection hood.
- Motor outside of the air flow.
- Sturdy eyebolts enable transport by crane.
Three-phase AC motor
- Asynchronous three-phase AC motors.
- IP 55 degree of protection.
- IE3 motor.
- S1 operating mode (continuous operation).
- Temperature class T4.
- Speed-controllable with frequency converter.
- Permissible frequency range for speed control with frequency converter is 20 Hz to 50 Hz.
- The temperature in the fan motor is monitored by PTC thermistors. The PTC thermistors must be connected to a triggering system (safety device according to Directive 2014/34/EU), that separates the fan permanently from the power if the temperature gets too hot.
Electrical connection
- In the terminal box on the motor.
- Cable screw connection, in Ex d version, included in the scope of delivery.
Special versions
- The following special versions are available on request, at an extra cost:
- Versions with an operating frequency for 60 Hz.
Wiring diagram
DRD V 75/6 Ex - Wiring diagram
Downloads / Videos
DRD V 75/6 Ex - Downloads / Videos
Predecessor - successor
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